Wireless transmitter and receiver can be used for electroacoustic instruments such as guitar, bass, violin and so on.

Features:
Wireless transmitter and receiver set for electroacoustic musical instruments like guitar, bass, etc.
UHF 730MHz true quality sound transmission, anti-interface and ultra-short delay, giving you the best music sound.
Supports 4 sets of devices working at same time, transmission range is up to 50 meters.
Built-in rechargeable lithium battery, long working hours, and comes with USB cable for convenient charging.
Plug and play, simple to use. Compact size and lightweight, easy to carry.

Specifications:
Material: plastic, metal
Audio response range: 20Hz-20kHz
Frequency: UHF 730MHz
Transmission range: max.50M (no obstacle), 30M (through-wall)
Transmission delay: less than 4ms
Battery: 2 * 3.7V 600mAh rechargeable lithium battery
Charge port: micro USB
Item size: 110 * 45 * 15mm / 4.3 * 1.8 * 0.6in
Item weight: 35g / 1.2ounce
Package size: 150 * 85 * 50mm / 5.9 * 3.3 * 2.0in
Package weight: 220g / 7.8ounce

Package list:
1 * Transmitter
1 * Receiver
1 * Charge Cable