Bluetooth Aux Car Adapter Cable Replacement for Alpine KCA‑121B AI‑NET CDA‑9857R CDA‑117 Item Type: Bluetooth Audio Aux ReceiverBluetooth Version: 5.0Working Voltage: 5-12V Working Current: 20MA Sampling Frequency: 44.1/48/96KHz Frequency Response: 20hz-20khz Frequency Range: 2.402-2.480GHz Transmission Distance: 15m Distortion Rate: ≤ 1% Signal To Noise Ratio: 95dbFitment:Replacement for Alpine CVA-1004, IVA-D300, IVA-D900, INA N333, INA N333RS, RRS DVA-7996R, DVA-9860R, DVA 9861Ri, DVA-9965R IDA-X100, IDA-X200, IDA-X300, iDA-X301, iDA-X303, iDA-X305, IDA-X311, IDA-X313 CDA-7893, CDA-7894, CDA-7998, CDA-7998R, CDA-9535R, CDA-9805, CDA-9807, CDA-9811, CDA-9812, CDA-9813, CDA-9815, CDA-9827, CDA -9830, CDA-9830R, CDA-9831, CDA-9831R, CDA-9833, CDA-9833R, CDA-9835, CDA-9847R, CDA-9851R, CDA-9853R, CDA-9855R, CDA-9812RB, CDA-9852RR / RB, CDA-9854R, CDA-9856R, CDA-9857R, CDA-9883R, CDA-9885R, CDA-9887R, CDA-9884R, CDA-9886R, CDA-105Ri, CDA-117Ri, JVC: KS-U5t, KS-U58, PD100, U57, U29Installation Preparation: 1. This product operates on a vehicle with 12 volt or 5 volt DC negative ground system. Do not use it on other voltage system.2. This product only fits OEM or aftermarket car stereo with CD changer port and different solutions of Bluetooth adapter would be adopted according to different brands of vehicles or different car radios.3. Make sure car stereo is powered off before installation. Otherwise the car stereo may be damaged. It is suggested to install it a car dealer shop or professional car stereo store.4. Usually, the car stereo needs to be removed so as to plug Bluetooth kit main connector into CD changer port on radio pack. For some car models, Bluetooth kit can be installed in glove box or trunk where external CD changer port is located.5. Please read the car stereo wiring diagram carefully before installation (normally on the top side of car stereo）. Check and confirm where are the following ports on back of the stereo:CD changer port, B+/Ub+/12V ACC port(different car stereos has different names. such as: BAT, Bup+,B‑U,MEM +12, KL.30) and GND port.Installation Step:1. Turn off car engine and remove key from ignition, if car radio uses a security code, make sure that you have the code before unplugging the radio. 2. Unmount the radio from the dash in order to get access to the back side of the radio, and find CD Changer port at the back of the radio. For details of unmount, please refer to car user manual or car stereo manual, or ask professional staff to unmount the radio. 3. Connect wire harness to car stereo radio module unit in advance. Be sure to make a firm connection. Then attach the wire harness connector to the back of stereo to the CD changer port. 4. For some car models, connect the red wire to B+/Ub+/12V ACC port (different car stereos has different names. such as: BAT, Bup+,B-U,MEM +12, KL.30) or other correct ACC power or 5 / 12V battery power. Connect the black wire to GND port of head unit power module unit. 5. Turn on the car and power on car Head Unit, press CD (or Disc / Mode / CDC / SOURCE / AUX) button for once or twice to switch to music play mode. 6. Turn on the Bluetooth function of mobile phone, search and pair with Bluetooth device named“JieRi BT5608”, Mobile phone will be able to connect to BTA after paired successfully. Test with mobile phone to confirm whether Bluetooth music work normally. 7. After successful test, reassemble the radio, and put wire harness and module unit box in proper place (glove box, storage box, etc.), fasten screws between module unit and wire harness. Put back car head unit into original position. Now the installation is finished.