Material: plastic Frequency：600~696 Mhz
Packing：gift box
Channel：30CH
Distance：50~60m
Lithium battery：1*850mA battery
Charge time：3~4 hour
Use time：6~8 hours
Material: plastic
Frequency：600~696 Mhz
Packing：gift box
Channel：20CH
Distance：50~60m
Lithium battery：2*450mA batter
Material: full metal Frequency：600~696 Mhz Packing：gift box Channel：20 CH Distance：50~60m Battery type:14650 1100mA Charge time:3~4 hours Use time :7~8 hours Connector:type-c
Material: metal transmitter，plastic receiver Frequency：600~696 Mhz Distance：40~50m Packing：gift box