Cell2Jack

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  • Home
  • Setup
  • buy
  • FAQ
  • Contacts/support
  • Features
  • Tips
  • User Review
  • Privacy Policy
  • Bluetooth pairing
  • make call
  • assistant
  • 5V
  • Audio is bad. How to fix it?
  • CallerID
  • Share Cell2Jack with two cell phones
  • No dial tone
  • Second
  • ​How to use cellphone answer call while it is paired to Cell2Jack
  • no-ring-fix
  • VOIP app compatibility
  • Factory Reset
  • answer
  • FCC,CE,RoHs certifiation
  • video
  • dialing issue
  • wall_phone_socket
  • flip
  • RotaryPhone
  • update4_mac
  • setting
  • update4
  • return
  • senior
  • Return & Refund Policy
  • Contact US
  • commands
  • How to repair Cell2Jack to a new cellphone
  • Audio
  • echo
  • google store
  • manual
  • ringing issue
  • instock
  • The billing Terms & Condition
  • Utility
  • DTMF
  • Buyshopify
  • BuyNew
  • USB
  • Call drop
  • landline number porting
  • power

 How to adjust Cell2Jack's power consumption

Some 5V AC power adapter is designed for charging your cellphone and has bad ac noise.
It will introduce humming or clicking noise for the audio.
You can lower cell2jack"s "off hook power" to reduce the noise.
 Lower power consumption (reduce ac couple noise):
Press 71# from the home phone keypad while off hook to lower "off hook power" (you should hear an acknowledge tone after enter the keys) then power down/up.

Note:
70# -74# :  
Off hook voltage control: Power provides to your phone. Default is 74# (max), 71# (med), 72# (min)min, : Using Windows 10 PC. Click here for instruction. 
                    OR using Mac Click here for instruction

Note:
​Since we constantly update our firmware to add new features and  improve performance,
we strongly recommend you to update the firmware.
Click this line to update firmware
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