Product compatibility: Please note that this product is not compatible with iPods manufactured before 2007, including: Not compatible with iPod Touch 2nd generation and iPod Touch 1st generation, iPod Nano 6, iPod Mini (4GB), iPod Touch 2nd generation, iPad Touch 1st generation and iPod Classic (30GB). Only suitable for iPod products with 30-pin plug, compatible with iPod Touch (3rd and 4th generation), iPod Nano (1st, 2nd, 3rd, 4th, 5th and 6th generation), iPod Video, iPod Mini, iPod Classic. The automatic pairing function does not support mutual connection with car speakers. Some devices may fail to automatically connect because Bluetooth is already connected to other devices (including mobile phones, tablets, etc.). Due to compatibility issues, the volume of speakers, stereos, and car speakers cannot be controlled, and the volume can only be controlled through the iPod. Please note that some customized iPods may not be able to control volume either. How to use? 1.When your Bluetooth devices start pairing, please make sure that these devices are not already paired with other devices when you turn them on (such as your cell phone, ipad and other electronic devices) 2.Then plug the adapter into the 30-pin connector on your iPod and pair it with a Bluetooth device, i.e. a Bluetooth headset or Bluetooth speaker. Product Parameters: Frequency range: 2.42-2.480GHz No batteries required, powered by your device. Range: up to 10m/33ft Operating current: 40MA max Please note: Please note that the transmitter is powered by your iPod and it may drain your iPod's battery faster. See more6.?100% Satisfaction Service? The iPod transmitter provided by YOVDA is free of charge with one year warranty. Due to the compatibility problem of the ipod device itself, the transmitter may not be compatible with some models of iPod, iPod nano, iPod touch; if you encounter this problem, please contact us for you!. 5.?Crystal Clear Stereo Audio Signal? The ipod classic wireless adapter can transmit clear stereo audio signals to most bluetooth receiving devices, such as bluetooth headphones, bluetooth speakers and other devices, please note that it is not compatible with some sony sonos Move speakers as well as some iPod nano, iPod 2007 previous versions. 4.?Plug and play?Easy to use, no software setup required, perfect wireless music player for iPod. This ipod transmitter is powered by iPod device after connecting to iPod, no battery is needed, but it will speed up the power consumption of iPod, please pay attention to your ipod battery capacity. 3.?Auto Pairing for iPod?Once the mini iPod transmitter is connected to your speakers, it will pair automatically the next time you turn on your speakers. After installing the iPod audio adapter, you can play music from your iPod through Bluetooth speakers. (Some speakers do not support volume control, you need to control it through ipod). 2.?Compatible Device Descriptions?This ipod classic Bluetooth transmitter is compatible with Apple products with a 30-pin connector and is compatible with iPod Touch (3rd, 4th generation), iPod Nano (1st, 2nd, 3rd, 4th, 5th generation), iPod Video, iPod Mini, and iPod Classic manufactured from 2007 onwards (2007 not included). 1.?Incompatible Device Descriptions?This ipod classic bluetooth adapter is not compatible with iPod before 2007, iPod Touch 2, iPod Touch 1, iPod Nano 6, iPod Mini (4GB), 2nd Generation iPod Touch, 1st Generation iPad Touch, iPod Classic (30GB), iPod Classic (80GB), etc., and is not compatible with some sonos Move, sony bluetooth speakers .