タイトルまたは説明

Features:
1.2.4G trasmission even carries through ceillings and walls       
2. Powerful **4MHz FM signal trasmission even carries through ceillings and walls       
3. Headphones with integrated rechargeable Li-ion batteries(optional)      
4. Base station serves as a charger and features 4 selectable FM
transmission Channels,can also be operated via standard batteries

SPECIFICATION:
1.Frequency Range: 2.**2.5GHz
2.Frenquency Response: ****0 **0Hz
3.Modulation Mode:GMSK.
4.Speparation: >*0dB
5.S/N: *5dB
6.Dynamic range: *8db
7.THD: <=0.5%
8.Receive sensitivity:**3dbm
9.Transmission range:*0 meters(without interference)