Ningbo Excel Electronic Co., Ltd.

Wireless IR headphone

Detailed Product Description Wireless IR headphoneSpecifications:Infrared Wavelength: 850nmCarrier Frequency: R-ch 2.8 MHz / L-ch 2.3 MHzSpeaker: 40mm mylar coneImpedance: 32 Ohms±10%Effective Distance: 10 meters(straight)Modulation: ±75HzDistortion: <1%S/N Ratio: ≥55dBPower...

Cordless IR Headphone

Detailed Product Description Cordless IR headphoneSpecifications:Infrared Wavelength: 850nmCarrier Frequency: R-ch 2.8 MHz / L-ch 2.3 MHzSpeaker: 40mm mylar coneImpedance: 32 Ohms±10%Effective Distance: 10 meters(straight)Modulation: ±75HzDistortion: <1%S/N Ratio: ≥55dBPower...

Bluetooth Headset (BTSHS201)

Detailed Product Description Bluetooth HeadsetAcoustic Specifications: Frequency Response: 20-20kHzImpedance: Headset: 32 OhmsSensitivity (S.P.L): 110dB±3dB (at 1KHz)Rated Power: 100mWDriver Diameter: Φ40mm Bluetooth Specifications:Bluetooth Version: V1.2Radio Performance: Class...

Bluetooth Stereo Headphone

Detailed Product Description Bluetooth stereo headphone Specifications:1) Bluetooth version: V1.22) Radio performance: class II3) Operating distance: 10~100 meters4) Frequency range: 2.4GHz - 2.48GHz5) Channel: 796) Data transfer speed: 2m/s7) Speaker driver diameter: 40mm8) Sensivity: 108dB...

2.4G Wireless Headphone (BT-210)

Detailed Product Description 2.4G Wireless Headphone Transmitter:Working Frequency: 2404~2472MHzPower Supply: DC 5VTransmitting Distance: 50mOperating Current: 40mAReceiving Headphone:Working Frequency: 2404~2472MHzPower Supply: DC 3V (2xAAA batteries)Operating Current: 35mAS/N Ratio:...

2.4G Wireless Headphone(BT-220)

Detailed Product Description 2.4G Wireless Headphone Transmitter:Working Frequency: 2404~2472MHzPower Supply: DC 5VTransmitting Distance: 50mOperating Current: 40mAReceiving Headphone:Working Frequency: 2404~2472MHzPower Supply: DC 3V (2xAAA batteries)Operating Current: 35mAS/N Ratio:...

2.4G Wireless Headphone(BT-200)

Detailed Product Description 2.4G Wireless Headphone Transmitter:Working Frequency: 2404~2472MHzPower Supply: DC 5VTransmitting Distance: 50mOperating Current: 40mAReceiving Headphone:Working Frequency: 2404~2472MHzPower Supply: DC 3V (2xAAA batteries)Operating Current: 35mAS/N Ratio:...

2.4G Wireless Headphone (WH-2400)

Detailed Product Description 2.4G Wireless Headphone Specifications:Transmitter Frequency: 2.403~2.480GHzReceiver Frequency: 2.403~2.480GHzImpedance of Speaker: 30Ohms±15%Transmitter Power Supply: 3xAAA batteries or DC 5V AdaptorReceiver Power Supply: 2xAAA batteriesWorking Current of...

2.4G Cordless Headphone

Detailed Product Description 2.4G Cordless Headphone Specifications:Transmitter Frequency: 2.403~2.480GHzReceiver Frequency: 2.403~2.480GHzImpedance of Speaker: 30Ohms±15%Transmitter Power Supply: 3xAAA batteries or DC 5V AdaptorReceiver Power Supply: 2xAAA batteriesWorking Current of...

Wireless headphone with microphone

Detailed Product Description Wireless headphone with microphoneSpecifications:Working Frequency: 2.4GHeadphone power supply: DC 3V (2xAAA batteries)Frequency:-Headphone: 20~20K Hz-Microphone: 100~16,000 HzImpedance: -Headphone: 32 Ohms ± 15%-Microphone: 1.5K OhmsSensitivity: -Headphone:...