. CSL 440 Bluetooth headset / wireless headset including transport box | integrated battery | 200 hours standby / 10 hours for music / telephony | Noise Reduction function | suitable for: Tablets, laptops, cell phones / smartphones (Samsung, HTC, Sony, Nokia, LG , Huawei, iPhone etc.) as well as HiFi and Mixer (Electronics)
I wavered before buying between August EP 650 and CSL 440, and then decided on the CSL 440. Both see the product images are identical, and I'm assuming that it is Identical headphones, possibly manufactured in the same "China" factory if th