--- product_id: 48330435 title: "Rayzm Metronome Tuner (Metro-tuner) with 3.5mm Earphone Jack for Musical Instruments |Chromatic Tuner, Optional Mic/Clip-on/Line-in Tuning, Flat tuning for Guitar/Bass" brand: "rayzm" price: "R939" currency: ZAR in_stock: true reviews_count: 13 category: "Rayzm" url: https://www.desertcart.co.za/products/48330435-rayzm-metronome-tuner-metro-tuner-with-3-5mm-earphone-jack store_origin: ZA region: South Africa --- # 3.5mm earphone jack for private practice ±1 cent tuning accuracy 30-250 BPM metronome range Rayzm Metronome Tuner (Metro-tuner) with 3.5mm Earphone Jack for Musical Instruments |Chromatic Tuner, Optional Mic/Clip-on/Line-in Tuning, Flat tuning for Guitar/Bass **Brand:** rayzm **Price:** R939 **Availability:** ✅ In Stock ## Summary > 🎸 Master your sound, own your rhythm — all in one pocket powerhouse! ## Quick Answers - **What is this?** Rayzm Metronome Tuner (Metro-tuner) with 3.5mm Earphone Jack for Musical Instruments |Chromatic Tuner, Optional Mic/Clip-on/Line-in Tuning, Flat tuning for Guitar/Bass by rayzm - **How much does it cost?** R939 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/48330435-rayzm-metronome-tuner-metro-tuner-with-3-5mm-earphone-jack) ## Best For - rayzm enthusiasts ## Why This Product - Trusted rayzm brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Rhythm on Demand:** Customize your practice with 10 beats, 8 rhythm patterns, and volume control for total focus. - • **Noise-Free Tuning:** Choose from line-in cable, clip-on pickup, or built-in mic to tune anywhere, anytime. - • **Triple Threat Tech:** Metronome, tuner, and tone generator all packed into one sleek, pocket-sized device. - • **Precision Perfected:** Tune with laser-sharp ±1 cent accuracy for flawless sound every time. - • **Bright & Bold Display:** Large, easy-to-read screen with intuitive color cues keeps you in tune even in low light. ## Overview The Metro-tuner is a compact 3-in-1 device combining a high-precision chromatic tuner (±1 cent accuracy), versatile metronome (30-250 BPM with 10 beats and 8 rhythms), and tone generator for multiple string instruments. Featuring multiple tuning modes and methods—including line-in, clip-on pickup, and built-in mic—plus a bright LCD display and 3.5mm earphone jack, it’s designed for professional musicians and serious hobbyists seeking flawless tuning and focused practice anywhere. ## Description Free delivery and returns on eligible orders of £20 or more. Buy Rayzm Metronome Tuner (Metro-tuner) with 3.5mm Earphone Jack for Musical Instruments |Chromatic Tuner, Optional Mic/Clip-on/Line-in Tuning, Flat tuning for Guitar/Bass at desertcart UK. Review: Guitar tuner - I have found this product to easy to use. I was able to tune my guitars, electric and acoustic, to a variety different tunings standard E, GADDAD, drop D, open G, my ukulele and Guitelele, with out problem. I also have an electric keyboard which it agrees is in tune. It build quality is more than acceptable. I would recommend. Review: Very Useful - Does what it needs to very well glad I’ve got it. ## Features - 3 in 1 Device: Metronome (vocal) + Tuner + Tone generator in a pocket size of 10.5*6.5*1.5cm, easy to fit into your gig bag. An extended kick stand on the back for your convenience. The shell of the product is made of high quality ABS plastic, sturdy and solid. - High precision: It can reach up to 1 cent of tuning accuracy and 0.3% of metronome accuracy. You could also train your ear with the tone generator for Chromatic (2A-6A), Guitar, Bass, Violin and Ukulele tones. Big bright display for super easy reading, especially at dark places. - Multiple tuning modes: Guitar/Bass/Ukulele/Violin and Chromatic for all stringed instruments. 4 semi-tones flat tuning available in Guitar/Bass. Pitch range from 430-450HZ. When the LCD display turns green, it means the note is in tune. Orange in the left means the note is too flat, in the right means the note is too sharp. - 3 Tuning methods: It supports 6.35mm jack in-line cable, built-in microphone and included pickup tuning for your needs. Tuning with cable is not affected by environmental noise, so it is the most accurate. Microphone tuning is only used in low noise environment. - Metronome with volume controller: It offers a broad range of 30-250 BPM, 10 beats and 8 rhythm patterns. Connect your earphone to the 3.5mm output jack, then you can enjoy the metronome's audible click and focus solely on your performance without external distractions. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01M9C95VM | | Batteries | 2 AAA batteries required. (included) | | Battery Type | Alkaline | | Best Sellers Rank | 3,427 in Musical Instruments & DJ ( See Top 100 in Musical Instruments & DJ ) 15 in Metronomes 81 in Tuners | | Body Material | Acrylonitrile Butadiene Styrene | | Customer Reviews | 4.4 4.4 out of 5 stars (1,280) | | Date First Available | 21 Dec. 2016 | | Delivery information | We cannot deliver certain products outside mainland UK ( Details ). We will only be able to confirm if this product can be delivered to your chosen address when you enter your delivery address at checkout. | | Item Weight | 120 g | | Manufacturer reference | ZJMT-1 | | Material Type | Plastic | | Product Dimensions | 11.5 x 5.5 x 1.2 cm; 120 g | ## Images ![Rayzm Metronome Tuner (Metro-tuner) with 3.5mm Earphone Jack for Musical Instruments |Chromatic Tuner, Optional Mic/Clip-on/Line-in Tuning, Flat tuning for Guitar/Bass - Image 1](https://m.media-amazon.com/images/I/71dgoDfKgRL.jpg) ![Rayzm Metronome Tuner (Metro-tuner) with 3.5mm Earphone Jack for Musical Instruments |Chromatic Tuner, Optional Mic/Clip-on/Line-in Tuning, Flat tuning for Guitar/Bass - Image 2](https://m.media-amazon.com/images/I/71CHebRg+VL.jpg) ![Rayzm Metronome Tuner (Metro-tuner) with 3.5mm Earphone Jack for Musical Instruments |Chromatic Tuner, Optional Mic/Clip-on/Line-in Tuning, Flat tuning for Guitar/Bass - Image 3](https://m.media-amazon.com/images/I/71CBOxDLC5L.jpg) ![Rayzm Metronome Tuner (Metro-tuner) with 3.5mm Earphone Jack for Musical Instruments |Chromatic Tuner, Optional Mic/Clip-on/Line-in Tuning, Flat tuning for Guitar/Bass - Image 4](https://m.media-amazon.com/images/I/61VqlIjcmwL.jpg) ![Rayzm Metronome Tuner (Metro-tuner) with 3.5mm Earphone Jack for Musical Instruments |Chromatic Tuner, Optional Mic/Clip-on/Line-in Tuning, Flat tuning for Guitar/Bass - Image 5](https://m.media-amazon.com/images/I/61sbTPRFjxL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Guitar tuner *by A***T on 29 August 2026* I have found this product to easy to use. I was able to tune my guitars, electric and acoustic, to a variety different tunings standard E, GADDAD, drop D, open G, my ukulele and Guitelele, with out problem. I also have an electric keyboard which it agrees is in tune. It build quality is more than acceptable. I would recommend. ### ⭐⭐⭐⭐⭐ Very Useful *by Y***Y on 29 May 2026* Does what it needs to very well glad I’ve got it. ### ⭐⭐⭐⭐ Good quality item *by K***R on 1 January 2026* Wasn't the most expensive or the cheapest but boy it does the job. Easy to use and really helped keep my Guitar in tune well recommended. ## Frequently Bought Together - Rayzm Metronome Tuner (Metro-tuner) with 3.5mm Earphone Jack for Musical Instruments |Chromatic Tuner, Optional Mic/Clip-on/Line-in Tuning, Flat tuning for Guitar/Bass - Ernie Ball Super Slinky Nickel Wound Electric Guitar Strings - 9-42 Gauge - New bee Guitar Cable 3m/10ft Electric Guitar Instrument Cable Bass AMP Cord 1/4 inch Straight to Right Jack Lead for Electric Guitar, Bass Guitar, Electric Mandolin, Pro Audio, Black --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.co.za/products/48330435-rayzm-metronome-tuner-metro-tuner-with-3-5mm-earphone-jack](https://www.desertcart.co.za/products/48330435-rayzm-metronome-tuner-metro-tuner-with-3-5mm-earphone-jack) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-09-13*