P507 Teletext 507 Oct30 21:00:00    ———————  ————————————————  £25m INVESTMENT SET FOR MOBILE PHONES Mobile phone company One2One is to invest £25m in call quality technology over the next three months. The firm, which is jointly owned by Cable and Wireless and MediaOne International, said the investment would allow it to extend enhanced digital sound quality to customers. Access to the improved speech quality requires a compatible handset and system upgrades within the network. ——————————————————————————————————————— Share index 510 Market report 517 FINANCIAL SPREAD BETTING SEE p699 Next Shares FTSE Company news