How to UseStep 1Fully charge the wireless microphone (the red light will turn off when fully charged).Step 2Switch on the microphone; the indicator light will flash rapidly, indicating it is in pairing mode.Step 3Set the hearing aid/headphones requiring pairing to pairing mode. Note: Disconnecting the phone's Bluetooth connection will not place the hearing aid/headphones into pairing mode. Refer to the hearing aid/headphones' user manual for specific pairing mode setup procedures.Step 4Please wait 10 seconds, the microphone will automatically connect to your hearing aid/headphones.If you wish to clear the microphone connection history, press and hold the M button and the - button on the microphone for 10 seconds. If you encounter any issues during use, please contact us at any time Wireless connection: When using for the first time, simply turn on the microphone switch, then place the headphones nearby and wait for 6 seconds. Observe the blue indicator light on the microphone; if it changes from rapid flashing to slow flashing, this indicates a successful connection Note: If your hearing aids are already connected to your mobile phone via Bluetooth, please disconnect them and place the hearing aids into pairing mode; otherwise, pairing with the microphone will not be successful. wireless microphone: Connect the wireless microphone to Bluetooth-enabled headphones or hearing aids, then place the microphone close to the TV. Sound is transmitted directly from the wireless microphone to your ears via Bluetooth This microphone is compatible with various hearing aids and Bluetooth headphones (both the headphones and hearing aids must have Bluetooth functionality). Once connected successfully, it will automatically connect each time it is used. If you wish to clear the connection history, press and hold the M button and the - button on the microphone for 10 seconds. If you encounter any issues during use, please contact us at any time For use with hearing aids: Direct use of hearing aids may cause whistling, but pairing them with this microphone resolves this issue. This microphone is compatible with the vast majority of hearing aids and Bluetooth headphone. An ideal gift for individuals with hearing impairments, it perfectly addresses communication challenges between individuals with normal hearing and those with hearing impairments, enabling both groups to enjoy television at the same volume level! UPC 731723834510 ASIN B0F8BB7J1Z Color Black Brand Name Viva Hear Model Name MP-02 Style Name Wireless Unit Count 1.0 Count Item Weight 18.5 Grams Manufacturer Shenzhen Mingsheng Technology Co., Ltd. Model Number MP-02 BuiltIn Media Microphones*1,usb cable*1,instruction manual*1 Noise Control None Control Method Remote Earpiece Shape open Headphone Jack No Jack Number of Items 1 Compatible Devices Hearing Aids, Bluetooth Headsets Enclosure Material Plastic Additional Features Wireless Microphone for TV, Remote Control, Hearing Impairment Assistance Wireless Technology Bluetooth Age Range Description Adult Water Resistance Level Not Water Resistant Connectivity Technology Wireless Headphones Ear Placement Open Ear Specific Uses For Product RM Headphone Folding Features Wireless