It is equipped with NFC technology (Near Field Communication) which allows compatible devices to pair with the speaker by placing them within proximity. Other features include a built-in microphone for phone and conference calls and music playback can be controlled directly from the speaker. Infinity is compatible with all mobile devices that support Bluetooth and has a wireless connectivity range of over 10 metres with the option to use an audio cable if required. Playing time is 6-8 hours and it is easily recharged from a laptop, a power bank or a USB mains adapter. The front and back panels are designed for spot colour or stunning full colour branding. It is beautifully presented in a gift box with a Micro-B USB cable, an audio cable and an instruction leaflet.