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| Position: Chinese Standard in English/YD/T 1686-2007 |
| YD/T 1686-2007 Speech Quality and Transmission Performance Requirements and Testing Methods for IP Telephony Terminal Equipment (English Version) | |||
| Standard No.: | YD/T 1686-2007 | Status: | abolished remind me the status change |
| Language: | English | File Format: | |
| Word Count: | 13000 words | Price(USD): | 390.0 remind me the price change |
| Implemented on: | 2008-1-1 | Delivery: | via email in 1~5 business day |
| Standard No.: | YD/T 1686-2007 |
| English Name: | Speech Quality and Transmission Performance Requirements and Testing Methods for IP Telephony Terminal Equipment |
| Chinese Name: | IP电话终端设备语音质量及传输性能技术要求和测试方法 |
| Chinese Classification: | M40 Telephone communication equipment |
| Professional Classification: | YD Professional Standard - Telecommunication |
| ICS Classification: | 33.050.99 Other telecommunication terminal equipment |
| Issued on: | 2007-09-29 |
| Implemented on: | 2008-1-1 |
| Status: | abolished |
| Superseded by: | YD/T 1686-2011 Speech quality and transmission performance requirements and testing methods for IP telephony equipment |
| Superseded on: | 2011-6-1 |
| Abolished on: | 2011-06-01 |
| Language: | English |
| File Format: | |
| Word Count: | 13000 words |
| Price(USD): | 390.0 |
| Delivery: | via email in 1~5 business day |