This document provides information about various Bluetooth speaker models from Sinoc Electronics Co including specifications, features, prices and packaging details. Key details include: - Model BTS03 is a portable hanging Bluetooth speaker with a range of 10-20m, battery capacity of 600mAh, and price of $3.6. - Model BTS08 is a smaller portable Bluetooth speaker with battery capacity of 300mAh, price of $3.6 and packaging of 100 per carton. - Model BTS52 is a waterproof Bluetooth speaker with an IPX4 rating, battery of 400mAh, price of $5.5 and packaging of 36 per ctn. - Model BTS54 is also