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The status indicator LED on the headphones starts to blink blue to indicate the headphones are charging.
The status indicator LED on the headphones will stay lit when the headphones are fully charged.
The headphones will automatically pair with the transmitter.
The power indicator LED on the transmitter and the status indicator LED on the headphones start to blink red to indicate the headphones are pairing.
When pairing is complete, both indicator LED's will light up blue.
Enhanced sound is not available under wired connection.
When the batteries of the headphones are drained, you can still listen to your audio source by connecting the headphones directly to the audio source, using the 2x3.5mm audio cable .
With a wired connection, you can use the headphones without the transmitter. This way, you can also use the headphones on the go.
Headphone Type | Over-Ear headphones |
Article number | HPRF310BK |
Frequency Range | 2.402 - 2.483 GHz |
Wireless Transmission effective distance | Up to 55 meters |
Maximum Playback Time | Up to 22 hours |
Maximum Standby time | Up to 24 hours |
Maximum Charging time | Up to 4 hours |
Frequency response | 20 Hz - 20 KHz |
Maximum Transmission power | 10 dBm |
Battery Capacity | 900 mAh built-in Li-ion battery or 2xAAA batteries. |
Transmission Power Supply | 5 V-DC - 500 mA |
Maximum Antenna gain | -3.9 dBi |
S/N ratio | 75 dB |
For more information see the extended manual online: ned.is/hpfr310bk
Here you can download full pdf version of manual, it may contain additional safety instructions, warranty information, FCC rules, etc.
Download Nedis Wireless Rf Headphones HPRF310BK Quick Start Guide
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