"Call quality and volume are exceptional. Better than some of the smartphones, in fact."
"Nice sound , battery back up os good."
"Good sound ,audible even in crowd while talking. Best for talking"
"Poor audio quality and battery backup."
"Sound quality bad . Very bad sound quality"
"Loud speaker is good enough. it has the prob of voice leakage if volume is at full (9), but that problem can be solved if the volume is reduced to 5 or 6."
"No lagging best sound quality easyly use in day to day life. Awsm look."