"1. Wireless net chat. It's perfect audio-chat tool, provides infinite enjoyment 2. FM radio function. The headset can be used as FM radio separately, search and lock channels automatically 3. Wired earphones. Equipped with audio cable, the receiver can be used as a wired earphone 4. Wireless monitoring. Place the emitter near baby, old people and sick people who need care, and the sound of the cared people can be heard with the receiver, for easy care Specifications: Receiver: 1. Frequency Range: 86 - 108 MHz 2. Reception Mode: FM 3. Distortion: =<2% Emitter: 1. Emission Frequency: 86 +- 0.5MHz 2. Modulation Mode: FM 3. Emission Distance: >= 8m 4. Power: 2 x AAA Batteries or 4.5 DC (Not Included) 5. Dimensions: (6.3 x 3.15 x 7.09)"" / (16 x 8 x 18)cm (L x W x H) 6. Weight: 431g / 15.2oz 7. Impedance: 32 Package Includes: 1 x Wireless Headphone 1 x FM Transmitter (Stand) 1 x Audio Cable CL118 " Please Note: Shipping Excluded:American samoa(AS)Federated States of micronesia(FM)Guam(GU)marshall islands(MH)Northern Mariana islands(MP)Palau(PW)puerto Rico(PR)Virgin islands(VI)Armed forces americas(AA)Armed forces Pacific(AP)Alaska (AK)Hawaii (HI) (AE)