Detail HF HANDSFREE HEADSET HEADPHONE BANDO Bluetooth J 450 450BTP
Specification of bluetooth : - Bluetooth version : V3.0+EDR - Operation distance : 10/20m - Range of frequency : 2.4 to 2.4835GHz ISM band - Sensitivity : -85dB
Specification of Headphone - Type : Stereo headphone with MIC - Speaker :40mm - Sensitivity : 115dB S.P.L at 1KHZ - Impedance : 32 Ohm - Frequency response : 20Hz - 20KHz - Rated Power : 40mW - Power Capability : 100mW - Microphone unit : 4.5mmx2mm -58dB+/- 3dB - Plug Type : 3.5mm stereo