A:
The MDR-1RBT specification is listed below so that you can check if this headset would fit your needs.
*Impedance : 24 ohms at 1 kHz
*Driver Unit : 40 mm, dome type (HD, OFC Voice Coil) Liquid Crystal Polymer Diaphragm
*Volume Control : Yes
*Power Handling Capacity : 1500 mW
*Sensitivity (db) : 105 dB/mW
*Frequency Response : Effective range via Bluetooth/NFC mode: 20 - 20,000 Hz
*Effective range via wired/passive mode: 4 - 80,000 Hz
The PULSE Wireless Stereo Headset has BassImpact triggered pulses and 7.1 virtual surround sound deliver unprecedented sound quality which the MDR-1BT does not have.