https://community.cisco.com/t5/ip-telephony-and-phones/3905-decibels/m-p/4720587#M406910 <P>Can someone tell me what decibels the 3905 maximum volume is on ring tone, handset and speaker please?</P> Mon, 14 Nov 2022 02:05:11 GMT cdf 2022-11-14T02:05:11Z https://community.cisco.com/t5/ip-telephony-and-phones/3905-decibels/m-p/4720587#M406910 <P>Can someone tell me what decibels the 3905 maximum volume is on ring tone, handset and speaker please?</P> Mon, 14 Nov 2022 02:05:11 GMT https://community.cisco.com/t5/ip-telephony-and-phones/3905-decibels/m-p/4720587#M406910 cdf 2022-11-14T02:05:11Z