CTH-903MV is Luxpro’s USB 5.1 channels headphone. Durable and fashionable high-elasticity double steel bars headband and flexible microphone. The integration of USB Transceiver, AB Class Amplifier and 2CH DAC with C-Wedia as its core fully compress PC sound effects into high-quality Dolby 5.1 channel format, which delivers listeners real-time 5.1 sound effects. It can be used as a separated mini sound box when unused as a earphone. 50mm Neodymium ferrous magnet system??Imported permanent magnet, aluminum voice coils, super thin diaphragm??offers wide frequency range and exciting and superb bass. Large and air-proof housing will help locate the optimum sound field by changing every channel’s direction, distance and grouping. Soft and breathable ear pads offer comfort for long listening sessions.

Speaker:       Dynamic

Driver Unit:   50mm Neodymium Magnet CCAW Coils

Impedance:  32 Ohm+/-15%

Sensitivity:   110dB+/-3db at 1kHz

Frequency Response:20Hz---20kHz
Rated Power Input:     50 mW

Max. Input Power:       200mW

Connector:                   USB Port

Cord length:                 3 M OFC Cable

Earpads:                      high-quality velvet earpads

Microphone Specification

Condenser Type:  9.7mm

Impedance:           2.2k Ohm +/-15%

Sound Pressure level:    0db 1V/pa -38db+/-3db or 1V/ubar 58db+/-3db

Frequency Response:    30Hz---16KHz

Operating Voltage:         4.5V

Directivity:            Omnidirectional