【230ft LONG RANGE & DUAL ANTENNAS】Utilizing Class 1 Bluetooth technology and dual antennas design, 1Mii B03 Bluetooth transmitter receiver can achieve a range of up to 230ft (70m) line-of-sight in open air and up to 80-110ft (25-35m) indoors. *NOTE: Operation range can be affected by Wi-Fi routers, Wireless TV adapters etc. and also depends on receiving device. 【NO LIP SYNC DELAY&DUAL STREAM】AptX Low Latency technology eliminate Bluetooth audio delay, Long Range adapter 1Mii B03 with 2 links, Pair with 2 pcs of Bluetooth headphones or 2 pcs of Bluetooth speakers & BOTH enjoy ultra fast, high fidelity audio. *NOTE: To achieve low latency, your receiving device must also support AptX Low Latency; Not support Low Latency under Dual Link. 【OPTICAL & AUXS】Supports both analog (RCA / 3.5mm AUX audio) and digital (optical) input and output! *NOTE: Please set your TV audio as PCM format as 1Mii B03 doesn't support Dolby / DTS format in optical mode.

Small Size with Powerful Volume and Immersive Sound. This Bluetooth stereo Subwoofer with TF Card Slot and FM radio Function.Compatible with most Bluetooth Devices and perfect for home audio player and outdoor activities speaker. Six Light color can be changed by touching the circular sensor on the top of the lamp. and you could set timing for Light and Music ,Press the time setting button to set 10/ 20/ 30/ 40/ 50/ 60/ 70/ 80/ 90/ 120 minutes. The lamp & music will be shut down automatically when time is up. And gives you a natural smooth sleep. Easily Operation. Support Bluetooth Play and also support TF card and FM Radio with pressing the ''mode'' button to switch. When the light color stay on blue for 3-5 seconds,It would automatically keeps change colors to pink, purple, green,orange and other colors . And also you could stop the color change to stay on a certain color, just press the metal circular sensor again.