มิโพย 400P ชุดหูฟังของ Call Center แบบโมโน

Product features:
1. Comfortable, light, good looks and noise-canceling.
2. Microphone boom is made by PE material, durable and comfortable.
3. Noise- reducing microphone, the impedance is 150 ohms, sensitivity up to 118+ 3 dB.
4. Unilateral headphone, overhead holder uses 38 mm stretch steel, adjusted freely.
5. The ear plate can be turned to up, down, left, right of the adjustment to make you comfortable.
6. Cable is made by PET materials, strong in resisting stretching, 2.8 m length, 4P4 crystal plug.
7. A cotton-padded microphone covering and a high quality cortical ear cushion will be presented as a gift.

Parameters:
Horn parameters:
Sensitivity: 120 + 3 dB (in 178 mv 1 kHz)
Impedance: 150 + 5 Ω (1 kHz)
Frequency characteristics: In100 Hz AC -10 kHz
Distortion: Of 5% or less (in 178 mv 1 kHz)
Connector: : Φ 28 mm

The microphone parameters:
Sensitivity: -51 + 3 dB (4.5 V in 2.2 K Ω 1 kHz)
Distortion: Of 5% or less (in 4.5 V 2.2 K Ω 1 kHz
Consumption current: 100- 500UA
Connector: : Φ 6 x 5 mm