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    $12.72 $21.20 -40% In stock
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    ETSI TS 122 081Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Line Identification supplementary services; Stage 1 (3GPP TS 22.081 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI TS 122 079Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Support of Optimal Routeing (SOR); Service definition; Stage 1 (3GPP TS 22.079 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    $34.98 $58.30 -40% In stock
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    ETSI TS 122 078Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Customised Applications for Mobile network Enhanced Logic (CAMEL); Service description; Stage 1 (3GPP TS 22.078 version 13.0.0 Release 13)standard by European Telecommunications...

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    $10.18 $16.96 -40% In stock
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    ETSI TS 122 076Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Noise suppression for the AMR codec; Service description; Stage 1 (3GPP TS 22.076 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI TS 122 072Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); Call Deflection (CD) service description; Stage 1 (3GPP TS 22.072 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI TS 122 067Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); enhanced Multi Level Precedence and Pre-emption service (eMLPP); Stage 1 (3GPP TS 22.067 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI TS 122 066Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Support of Mobile Number Portability (MNP); Service description; Stage 1 (3GPP TS 22.066 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute,...

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    $17.17 $28.62 -40% In stock
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    ETSI TS 122 060Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); General Packet Radio Service (GPRS); Service description; Stage 1 (3GPP TS 22.060 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    $15.26 $25.44 -40% In stock
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    ETSI TS 122 057Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Mobile Execution Environment (MExE); Service description; Stage 1 (3GPP TS 22.057 version 13.0.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    $15.90 $26.50 -40% In stock
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    ETSI TS 129 214Universal Mobile Telecommunications System (UMTS); LTE; Policy and charging control over Rx reference point (3GPP TS 29.214 version 13.4.0 Release 13)standard by European Telecommunications Standards Institute, 01/01/2016

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    $15.90 $26.50 -40% In stock
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    ETSI TS 129 214Universal Mobile Telecommunications System (UMTS); LTE; Policy and charging control over Rx reference point (3GPP TS 29.214 version 12.10.0 Release 12)standard by European Telecommunications Standards Institute, 01/01/2016

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    ETSI TS 129 213Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); LTE; Policy and charging control signalling flows and Quality of Service (QoS) parameter mapping (3GPP TS 29.213 version 13.4.0 Release 13)standard by European...

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