Charging Base Battery
These are some common tools used to work on this device. You might not need every tool for every procedure.
Released in 2014, the Bem Wireless HL2739B wireless speaker is the follow up to Bem Wireless’ mobile speaker. It adds a conductive charging base which doubles as a 1800 milliamp hour power bank. This allows for extended wireless play or for mobile device charging.
This speaker comes with a charging base, a 3.5mm auxiliary cable, a micro-USB cable and a USB AC adapter. The speaker is 60db mono speaker with a frequency range of 100Hz – 16,000KHz. The battery has power of 3.7v 600mAH with a working time of 6 hours.
To make sure this is the device you're looking for, here is some identifying information for this device. The Bem Wireless HL2739B will have the model number (HL2739) on the bottom of the charging station and the device. In case the model number isn't visible, the speaker and base can also be identified. The speaker has two metal circles, one within the other, on the bottom. Conversely, the charging base has the same on the top. Make sure to look for the "bem" emblem on the bottom left corner of the speaker.