Features:
Wireless transmitters and receivers can be used for electroacoustic instruments such as guitars, bass, violins, and the like.
Ultra-high frequency 730mhz acoustic transmission, anti-interference, ultra-short delay.
Supports 4 groups of devices to use at the same time, the maximum transmission range is up to 50 meters.
Built-in rechargeable lithium battery, long working hours, with USB cable, easy to charge.
Plug and play, easy to use, small size, light weight, easy to carry.

Specification:
Audio response range:20Hz-20kHz;
Frequency:high frequency 730mhz;
Transmission range:max.50m (accessible); 30m (through wall);
Transmission delay:less than 4ms;
Power:Built-in 3.7V 600mah rechargeable lithium battery;
Charging time:2 hours;
Continuous use time:6 hours;
Charging port:micro USB;
Product size:11 4.5 1.5 cm / 4.3 1.8 0.6in;
Packing size:17.5 10.5 5cm / 6.9 4.1 2in;
Package Weight:250g/8.8oz
Product Attributes:

Weight (lbs.): 0.53 lb