Product Description Integrated Controls, Microphone for Hands-Free Calls, MicroSD Slot and USB-A Port for MP3 Part No: 166669 Highlights Bluetooth® 5.3 for wireless music playback High-capacity battery for extended use up to 4 hours MicroSD card slot and USB-A port for MP3 playback Powerful, versatile wireless Bluetooth speaker with MicroSD / USB connectivity and mic for hands-free calls The Sound Science® Bluetooth® Mini Boombox from Manhattan is a highly versatile little wireless speaker that can follow the party no matter where it goes. Bluetooth technology allows it to connect to smartphones, tablets, laptop computers and other devices from up to 10 m away. The speaker’s 52-mm neodymium drivers pump out strong bass and full sound. Its compact size fits easily into a bag or backpack. What’s even better is that it doesn’t need to be connected via Bluetooth for you to enjoy your music. Plug in a Micro-SD memory card or a USB-A thumb drive to use the built-in MP3 player to rock out.   Bluetooth® 5.3 for wireless music playback High-capacity battery for extended use up to 4 hours MicroSD card slot and USB-A port for MP3 playback Integrated music control buttons Built-in microphone for hands-free conversations Advanced, precision-balanced 52 mm drivers for high-quality sound Bluetooth mode to work with iOS®, Android™, and most Bluetooth-enabled devices Compact and lightweight design, ideal for travel Round housing with base for firm stand USB-A to USB-C charging cable included Convenient carry loop for easy and safe transportation Standards and Certifications Bluetooth® 5.3 CE RoHS REACH UKCAGeneral Wireless range: 10 m Frequency response: 20 Hz – 100 KHz SNR: 70 dBA Power output: 5 W Driver size: 52 mm Bluetooth profiles: A2DP, HSP, HFP, AVRCP Bluetooth frequency: 2402 – 2480 MHz Maximum emitted wireless transmission power: 5.89 mW E.I.R.P. Supported USB sticks and microSD (TF) cards: 32 GB max. Dimensions (L x W x H): 110 x 83 x 80 mm Net weight: 228 g Gross weight: 310 gPower Battery type: one 18650 rechargeable lithium-ion, built-in Battery voltage: 3.7 V Capacity: 800.0 mAh Input power: 5.0 V / 0.5 A Playback time: up to 6 hours (depending on the volume) Battery charge time: about 2.5 hoursOperating Environment Operation temperature: 0 – 40°C (32 – 104°F) Storage temperature: -20 – 65°C (-4 – 149°F) Humidity (noncondensing): 5 – 90% RHPackage Contents Sound Science Bluetooth® Mini Boombox Type-C charging cable, USB-A to USB-C, 30 cm Carry loop Instructions